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/*
* Copyright 2012 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "piglit_glut_framework.h"
#include "piglit-util-gl-common.h"
struct piglit_glut_framework {
struct piglit_gl_framework gl_fw;
enum piglit_result result;
int window;
};
/**
* This global variable exists because GLUT's API requires that data be passed
* to the display function via a global. Ugh, GLUT is such an awful API.
*/
static struct piglit_glut_framework glut_fw;
static void
destroy(struct piglit_gl_framework *gl_fw)
{
piglit_gl_framework_teardown(gl_fw);
glut_fw.result = 0;
glut_fw.window = 0;
}
static void
display(void)
{
const struct piglit_gl_test_config *test_config = glut_fw.gl_fw.test_config;
if (test_config->display)
test_config->display();
if (piglit_automatic) {
glutDestroyWindow(glut_fw.window);
#ifdef FREEGLUT
/* Tell GLUT to clean up and exit, so that we can
* reasonably valgrind our testcases for memory
* leaks by the GL.
*/
glutSetOption(GLUT_ACTION_ON_WINDOW_CLOSE,
GLUT_ACTION_GLUTMAINLOOP_RETURNS);
glutLeaveMainLoop();
#else
piglit_report_result(glut_fw.result);
#endif
}
}
static void
default_reshape_func(int w, int h)
{
if (piglit_automatic &&
(w != piglit_width ||
h != piglit_height)) {
printf("Got spurious window resize in automatic run "
"(%d,%d to %d,%d)\n", piglit_width, piglit_height, w, h);
piglit_report_result(PIGLIT_WARN);
}
piglit_width = w;
piglit_height = h;
glViewport(0, 0, w, h);
}
static void
init_glut(void)
{
const struct piglit_gl_test_config *test_config = glut_fw.gl_fw.test_config;
char *argv[] = {0};
int argc = 0;
glutInit(&argc, argv);
glutInitWindowPosition(0, 0);
glutInitWindowSize(test_config->window_width,
test_config->window_height);
glutInitDisplayMode(test_config->window_visual);
glut_fw.window = glutCreateWindow("Piglit");
glutDisplayFunc(display);
glutReshapeFunc(default_reshape_func);
glutKeyboardFunc(piglit_escape_exit_key);
#ifdef PIGLIT_USE_OPENGL
piglit_dispatch_default_init();
#endif
}
static void
run_test(struct piglit_gl_framework *gl_fw,
int argc, char *argv[])
{
const struct piglit_gl_test_config *test_config = glut_fw.gl_fw.test_config;
if (test_config->init)
test_config->init(argc, argv);
glutMainLoop();
piglit_report_result(glut_fw.result);
}
static void
swap_buffers(struct piglit_gl_framework *gl_fw)
{
glutSwapBuffers();
}
static void
post_redisplay(struct piglit_gl_framework *gl_fw)
{
glutPostRedisplay();
}
static void
set_keyboard_func(struct piglit_gl_framework *gl_fw,
void (*func)(unsigned char key, int x, int y))
{
glutKeyboardFunc(func);
}
static void
set_reshape_func(struct piglit_gl_framework *gl_fw,
void (*func)(int w, int h))
{
glutReshapeFunc(func);
}
struct piglit_gl_framework*
piglit_glut_framework_create(const struct piglit_gl_test_config *test_config)
{
bool ok = true;
ok = piglit_gl_framework_init(&glut_fw.gl_fw, test_config);
if (!ok)
return NULL;
init_glut();
glut_fw.gl_fw.swap_buffers = swap_buffers;
glut_fw.gl_fw.run_test = run_test;
glut_fw.gl_fw.post_redisplay = post_redisplay;
glut_fw.gl_fw.set_keyboard_func = set_keyboard_func;
glut_fw.gl_fw.set_reshape_func = set_reshape_func;
glut_fw.gl_fw.destroy = destroy;
return &glut_fw.gl_fw;
}
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